Home / 54,872,951.79-82,309,463.25-13,935,461.07

Finding the Fourth Proportional to 54,872,951.79, 82,309,463.25 and 13,935,461.07

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Solution

The fourth proportional to 54,872,951.79, 82,309,463.25 and 13,935,461.07 is: 20,903,200.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,872,951.79 : 82,309,463.25 = 13,935,461.07 : x
  2. Step 2: Convert to fraction form
    54,872,951.79/82,309,463.25 = 13,935,461.07/x
  3. Step 3: Cross multiply
    54,872,951.79x = 82,309,463.25 × 13,935,461.07
  4. Step 4: Simplify right side
    54,872,951.79x = 1,147,020,320,812,970.75
  5. Step 5: Solve for x
    x = 1,147,020,320,812,970.75/54,872,951.79
  6. Step 6: Final answer
    x = 20,903,200.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.